Nao moves into her own apartment and found out that the apartment was also rented out to Uehara, one of the top three most popular guy at her school. None of them is willing to give up the room. Both agree to stay together until a girl's dorm is available for Nao to move in under one condition, no one at school can find out about this. This proves to be more difficult to Nao since Marina, one of Nao's best friend has a huge crush on Uehara. Written by jmbelardo

Nao still feels embarrassed about what had happen although Uehara had no memory of it. At school, Nao learns more about Uehara's past from Marina. Just before the start of the PE lesson, Nao found out that she and Uehara mistakenly took each other's bags that contain a PE uniform with their names on them which could exposed the truth about them living together to the whole school. One of Uehara's fan club saw Nao and Uehara together and decided to teach Nao a lesson when something Nao never expected happen. Written by jmbelardo

Nao tends to Hisashi, who is hospitalized from overworking. A mysterious woman appears. Rumors buzz at school that Hisashi and Nao are an item.

Christmas Eve is approaching, Nao plans to spend time alone with Uehara. But things get more complicated at school when Abe confesses his love for her and Nao ends up having to work part time at a ramen restaurant.

A confession to Abe confuses Nao's relation with Uehara further. Later, she hears that he'll be spending New Year's with his coworker, Nanako.

At Marina's suggestion, Nao and Uehara eat a lunch bento together in public. It's fun but she wonders if he's thinking of Yuri when they're together.

Yuri announces she's getting divorced and asks to stay at the apartment. Uehara goes home to his brother, leaving Yuri and Nao to live alone together.

Uehara's older brother, Takuya, tries to explain himself, but Yuri isn't having it and throws away her wedding ring. Nao works to help them reconcile.

Nao overhears Uehara talking about his feelings for her. Too flummoxed to respond, she avoids him, Marina suggests a Valentine's Day date.

Nao finds out Yuri stayed overnight and announces she'll be moving out. Daichi calls Uehara to a one-on-one meeting on the school rooftop.

The parents find out the truth and Uehara leaves to live at home. When her father cancels the contract, Nao runs away and Uehara goes to face him.

In an effort to rebuff Yukari's overtures, Icchan claims Nao is his girlfriend. Uehara overhears, but his lack of a reaction worries Nao.

Transfer student Nozomi Kitaura confronts Nao on the rooftop and shares her feelings about Uehara. Worried, Nao plans a special date with him.

Hisashi's presence alone puts Nao on cloud nine, but Issei throws her looks with mixed feelings. By chance, Nao is paired with Issei for a dare night.

After the trip, Nao is hospitalised for food poisoning and meets a kind college student. She learns that Uehara has been having a cute girl over.

Issei has moved into the apartment after a family fight. Marina has her eye on a visiting college student, whom Nao recognizes from the hospital.

Nao mistakenly assumes that Uehara will propose to her, and engagement rumors spread throughout the school. After he denies it, she collapses.